Temp sensor convert a temperature change into mechanical displacement, are the most recognized bimetallic objects due to their name. These snap-action devices, with Quick Make/ Quick Break action, automatically manual reset with Brass Round mounting stud of M4 X 0.7 mm threads at preset temperature. An electrically isolated bimetal disc is used to either open or close the circuit current. Rating: 10Amps250VAc Temperature: 40 to 190°C (At 10°C interval).